Description
Our weather resistant silicone sealant is easy to tool and smooth with a wet finger, creating a seamless finish that requires minimal cleanup. It won’t leave a sticky residue after curing, and its paintable surface allows for customized color matching with any exterior design.
Product Feature
1. Does not support combustion, adding an extra layer of fire safety to installations.
2. Ideal for sealing gaps around outdoor lighting to prevent water damage and short circuits.
3. Resists cracking from seismic activity or minor structural shifts in buildings.
4. Can be used for underground applications like sealing pipe penetrations in basements.
5. Provides a smooth, non-porous surface that is easy to clean and disinfect.
Specification
| Product Name | Weather Resistant Silicone Sealant Non-Cracking & UV Resistant for Exterior Roof |
| Model No. | SY-9800-coloured |
| Main material | Silicone sealant |
| Color | Transparent/Black/White/Grey (customizable color) |
| Packing | 300ml/ PCS, 24 PCS/box |
| Application | curtain wall, sun room, aluminum-plastic panel, etc |
| Certification | MSDS; ISO9001; RoHS; CE |
| Shelf life | 12 months |
| Operating temperature | -5°C to 40°C |
| Service life | 20 years |
Advantage
Resists vibration damage, maintaining a tight seal on HVAC ducts, machinery, RVs, and boats even under constant movement and shaking.
Why choose our Weather Resistant Silicone Sealant?
When it comes to outdoor sealing solutions that stand up to the harshest elements, our weather resistant silicone sealant is the unmatched choice for contractors, builders, and homeowners alike. Unlike ordinary sealants that crack, shrink, or discolor under UV exposure, extreme temperatures, or heavy rainfall, our formula is engineered for long-lasting performance—boasting superior resistance to everything from blistering heat (-50°C to 200°C) to freezing cold and corrosive ozone. What sets us apart is the universal adhesion that bonds seamlessly to glass, metal, concrete, PVC, and more without the need for costly primers, cutting down both material costs and labor time. Its rapid moisture curing ensures fast project turnaround, while the 100% waterproof, air-tight seal protects buildings from water damage, air leakage, and mold growth for years to come. Compliant with international building and environmental standards, our low-odor, non-toxic sealant is safe for indoor and outdoor use, making it ideal for residential, commercial, and industrial projects. Whether you’re sealing window frames, roof flashing, expansion joints, or exterior facades, you can trust our product to deliver consistent, reliable results that eliminate the hassle of frequent re-sealing and maintenance. Choose our weather resistant silicone sealant for a smarter, more durable sealing solution that truly stands the test of time.



